81155008

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6781}}^1$

素因数の和:6821

約数の個数: 56

約数和(自身を含む): 186043824

約数和(自身を除く): 104888816

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1496, 2992, 5984, 6781, 11968, 13562, 27124, 54248, 74591, 108496, 115277, 149182, 216992, 230554, 298364, 433984, 461108, 596728, 922216, 1193456, 1268047, 1844432, 2386912, 2536094, 3688864, 4773824, 5072188, 7377728, 10144376, 20288752, 40577504, 81155008]

約数ペア:

[(1, 81155008), (2, 40577504), (4, 20288752), (8, 10144376), (11, 7377728), (16, 5072188), (17, 4773824), (22, 3688864), (32, 2536094), (34, 2386912), (44, 1844432), (64, 1268047), (68, 1193456), (88, 922216), (136, 596728), (176, 461108), (187, 433984), (272, 298364), (352, 230554), (374, 216992), (544, 149182), (704, 115277), (748, 108496), (1088, 74591), (1496, 54248), (2992, 27124), (5984, 13562), (6781, 11968)]